The pilot of CBS’ Magnum P.I. reboot screened at Comic-Con during the show’s panel Thursday, and the Justin Lin-directed episode wastes no time in bringing the bonkers action sequence. The opening scene to the pilot begins with the titular private investigator (not private eye) — jumping out of a spaceship and into North Korea to rescue a family in the jungle. Yes, I said space. It is a ridiculously awesome, cinematic-grade action sequence — but it is a bit of a fantasy…